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| Number | Title | Issue Date |
| 7959134 | Contact body for an evaporation humidifier or material exchanger A contact body for an evaporation humidifier or material exchanger, is formed of corrugated material layers. The novel contact body has material layers which are a thermoplastic plastic and are interconnected by welding and/or bonding and or a positive fit. The corr... | 06/14/2011 |
| 7717406 | Algae resistant edge coating and method of forming same A gas-liquid contact body for use in a gas-liquid contact apparatus is formed of a plurality of facially opposed corrugated sheets with the corrugations in alternate sheets being disposed in parallel to form a plurality of criss-crossing channels for gas and liquid.... | 05/18/2010 |
| 7445200 | Gas-liquid contactor baffle A gas-liquid contactor baffle includes a body having a first portion, a second portion and a middle portion, the middle portion being positioned between the first portion and the second portion. The middle portion is a corrugated sheet having a first face and a seco... | 11/04/2008 |
| 7434794 | Mass transfer method using static packings The use of a cross-passage packing made of a metal fabric relates to a method in which an exchange of material and/or of heat is carried out between a liquid stream and a gas or vapour stream. The fabric packing (1) used is composed of vertical layers (11â... | 10/14/2008 |
| 7430878 | Air conditioning system and methods An air conditioning system for conditioning the space within an enclosure having at least one inlet and one outlet, the system comprising first and second liquid/air heat exchangers; the first heat exchanger having an opening for receiving fresh air from the environ... | 10/07/2008 |
| 7332132 | Stripping apparatus and process An apparatus and process for stripping gases from solids comprises a structured packing in a stripping section of a vessel. The structured packing comprises a plurality of corrugated ribbons with each corrugated ribbon having at least two faces angular to each other... | 02/19/2008 |
| 7328886 | Air-to-air atmospheric heat exchanger for condensing cooling tower effluent A sheet for use in a heat exchange apparatus. The sheet includes a first vertical rib that extends in a first direction generally parallel to the vertical axis of the heat exchange apparatus, wherein said first vertical rib protrudes in a second direction out of the... | 02/12/2008 |
| 7316503 | Static mixer The static mixer for a low viscosity fluid contains inbuilt devices effective for mixing, which are arranged in a pipe or in a container conducting the fluid. The inbuilt devices include structure elements in the form of flat, folded or curved sheet metal-like flow ... | 01/08/2008 |
| 7309062 | Fixed wet type dehumidification and energy recovery device A dehumidification and energy recovery device includes a casing defining an interior that is divided into two vertically stacked sections, a channel extending vertically between the sections and forming upper and lower openings, absorption devices arranged inside th... | 12/18/2007 |
| 7297249 | Heterogeneously catalyzed reactions and apparatus therefor A fixed-bed reactor is described for carrying out reactions of fluid reaction mixtures in the presence of a particulate heterogeneous catalyst having a structured packing which forms interstices in the reactor interior, in which the quotient of the hydraulic diamete... | 11/20/2007 |
| 7267329 | Alternating conventional and high capacity packing within the same section of an exchange column An assembly in an exchange column includes a plurality of generally vertically adjacent layers of structured packing. Each layer includes a plurality of generally horizontally adjacent structured packing elements, each of which has an upper edge and a lower edge. Ea... | 09/11/2007 |
| 7264044 | Heat exchange structure A heat exchange structure includes at least three wave-shaped non-woven cloth layers. Each wave-shaped non-woven cloth layer has a plurality of crest tops and trough bottoms. Adjacent wave-shaped non-woven cloth layers are interconnected at intersections of crest to... | 09/04/2007 |
| 7255777 | Distillation system Improved HETP is obtained in the operation of a distillation column containing trays with a packing of a porous container containing a particulate material intimately associated with a resilient component having at least 50 volume % open space, preferably at least 7... | 08/14/2007 |
| 7237769 | Cooling tower film fill apparatus and method A heat exchange apparatus for a cooling tower having first and second corrugated film, fill sheets. Each film fill sheet includes a plurality of arch shaped dimple features oriented to forms various rows of the arch shaped dimple features. The first and second sheet... | 07/03/2007 |
| 7210324 | Process and apparatus for producing an ordered packing The invention relates to a process and an apparatus for producing a profiled sheet, in which the sheet is provided with a corrugation which runs obliquely with respect to the edges of the sheet and has a substantially constant angle of inclination. At least one edge... | 05/01/2007 |
| 7163666 | Thermally tolerant support structure for a catalytic combustion catalyst The present invention provides a support structure for a catalyst disposed within an outer containment. Several unique arrangements and connections of supporting struts that form the structure provide a number of significant advantages and improvements. The support ... | 01/16/2007 |
| 7160362 | Method and device for cleaning air A method of cleaning air, including a humidifying operation for humidifying the air containing chemical contaminants by a humidifier and taking a part of the gaseous contaminants in the air into excessive moisture to remove the contaminants from the air, and a dehum... | 01/09/2007 |
| 7147215 | Strip for packing module, corresponding module and column A corrugated strip made of sheet material, which may be used in a packing module. The peaks and the troughs of the strip, when viewed in a side view, define lines which have a general sloping direction relative to the direction the fluid flow. Each strip includes a ... | 12/12/2006 |
| 7128310 | Air-to-air atmospheric heat exchanger for condensing cooling tower effluent A cooling tower having a heat exchanger. The heat exchanger includes at least one heat exchanger pack having a generally diamond shape. The heat exchanger pack includes a first set of passageways for receiving a stream of warm, water laden air and a second set of pa... | 10/31/2006 |
| 7124580 | Sub-zero condensation vacuum system A pre-condenser is provided for condensation of water at sub-zero degree Celsius temperatures. A brine solution is cooled below 0 degrees Celsius and delivered to the pre-condenser. The brine solution contacts the vapors and gases from a scrubber, thereby condensing... | 10/24/2006 |
| 7111831 | Sound attenuation apparatus and method A cooling tower sound attenuation apparatus having at least one sheet. The sheet has an upper and lower end and a first substantially straight region and a second region that is connected to the first substantially straight region. The apparatus additionally has a l... | 09/26/2006 |
| 7105078 | Method for producing an aqueous hydroxylamine solution devoid of salt A process for preparing a salt-free aqueous hydroxylamine solution by reacting an aqueous solution of a hydroxylammonium salt with a base to give a mixture and separating from said mixture by distillation a salt-free aqueous hydroxylamine solution, involving using a... | 09/12/2006 |
| 7083374 | Gripping members gripping and moving packets stacked by a conveyor A stacking conveyor conveys packets so that the conveyed packets become stacked together in a standing up configuration as an array of packets. First and second gripping members are automatically controlled so that the first and second gripping members mechanically ... | 08/01/2006 |
| 7073782 | Humidifier The present invention is a family of portable humidifiers. Each of the portable humidifiers has a housing, a number of wick assemblies, and a fan. The housing has an air inlet, an air outlet and a reservoir for holding water. The number of wick assemblies are positi... | 07/11/2006 |
| 7052000 | Liquid distributor and method for operating the same A liquid distributor for packed or filled columns having a multiplicity of horizontal layers involved in heat transfer or mass transfer. At least one layer of the column has an increased density by comparison with the other layers and is designed specifically for fl... | 05/30/2006 |
| 7045669 | Dual pressure catalytic distillation hydrogenation column system for the front end of an ethylene plant The charge gas from the thermal cracking of a hydrocarbon feedstock is processed in a front-end catalytic distillation hydrogenation system of an olefins plant to more effectively recover ethylene and propylene product and to process the by-products. The rate of fou... | 05/16/2006 |
| 7029557 | Method for producing an aqueous hydroxylamine solution devoid of salt The invention relates to a method for producing a highly pure, aqueous hydroxylamine solution by distilling an aqueous solution, devoid of salt, of a hydroxyl ammonium salt in a plate column comprising at least two mechanical plates. Said method is characterised in ... | 04/18/2006 |
| 7025339 | Structured packing with increased capacity A structured packing element has at least one edge adapted to intermesh with an edge of at least one other structured packing element. The structured packing elements may be used in a packed section in an exchange column which includes: a first layer of structured p... | 04/11/2006 |
| 7011893 | Metallic layer with regions of varying material thickness, method for producing such a metallic layer and honeycomb body at least partly produced from such metallic layers A process for producing a metallic layer includes forming structures at least in subregions of the metallic layer. The structures have corrugation troughs and corrugation peaks, an upper bearing surface formed at least in part from the peaks, and a lower bearing sur... | 03/14/2006 |
| 6991222 | Structured packing with increased capacity A structured packing element has at least one edge adapted to intermesh with an edge of at least one other structured packing element. The structured packing elements may be used in a packed section in an exchange column which includes: a first layer of structured p... | 01/31/2006 |
| 6942762 | Method for the production of a salt-free aqueous hydroxylamine solution A process for preparing a salt-free aqueous hydroxylamine solution by distilling an aqueous solution of a hydroxylammonium salt and a base in a tray column having at least two mechanical trays, wherein random or structured packings are located above at least one tra... | 09/13/2005 |
| 6938885 | Hybrid type cooling tower Disclosed is a hybrid type cooling tower. The cooling tower includes a water distributing device for distributing cooling water of a high temperature, a counterflow type filler through which the cooling water distributed from the water distributing device flows down... | 09/06/2005 |
| 6923250 | Louver assembly A louver assembly is disclosed for use in a heat exchanger associated with a liquid basin. The louver assembly is made of a plurality of generally vertically oriented, non-corrugated sheets attached to adjacent corrugated sheets of material. Spaces between the corru... | 08/02/2005 |
| 6919000 | Diffusion driven desalination apparatus and process A diffusion driven desalination apparatus and related method includes structure for receiving a heated water stream and creating at least one region having a thin film of water and structure for forcing a low humidity air stream over the thin film of water, wherein ... | 07/19/2005 |
| 6907751 | Liquid distributor Liquid is distributed substantially uniformly in a liquid-vapour separation column 22 located on an off-shore floating platform using a liquid distributor 24 characterised in that (i) the distance between the two apertures that are furthest apart in th... | 06/21/2005 |
| 6877205 | Method of making contact bodies A method of connecting contact sheets to form a contact body that provides for mechanically deforming at least same of both interior and edge projection-depression couplings formed in two sheets to form positive locks in a pair of sheets, and then mechanically defor... | 04/12/2005 |
| 6874769 | Structured packing plate and element and method of fabricating same A mass transfer column is provided with an external shell defining an internal region. Packing elements are positioned within the internal region of the mass transfer column. The packing elements have one or more plates formed from sheet material that has been shape... | 04/05/2005 |
| 6875299 | Method for producing a corrugated laminate containing waterglass The present application relates to a method for producing a laminate comprised of alternating smooth and corrugated sheets and which are to form a corrugated structure for the manufacture of contactors, characterized by that a first starting material is impregnated ... | 04/05/2005 |
| 6869066 | Fill film sheet for cooling tower Disclosed is a fill film sheet for a cooling tower. The fill film sheet has a wave-shaped section which possesses a predetermined radius when measured in an air flowing direction. The fill film sheet is made of a rectangular plate-like material having a zigzagged se... | 03/22/2005 |
| 6854719 | Heat exchange and mass transfer packing and packed column utilizing same A heat exchange or mass transfer column in which the packing bed is formed from individual packing layers wherein the sheet metal plates of the packing have different thicknesses. ... | 02/15/2005 |
